Finding the Fourth Proportional to 1,346,750.48, 2,020,160.57 and 387,167.31
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Solution
The fourth proportional to 1,346,750.48, 2,020,160.57 and 387,167.31 is: 580,760.98
Step by Step Solution
- Step 1: Write the proportion equation
1,346,750.48 : 2,020,160.57 = 387,167.31 : x - Step 2: Convert to fraction form
1,346,750.48/2,020,160.57 = 387,167.31/x - Step 3: Cross multiply
1,346,750.48x = 2,020,160.57 × 387,167.31 - Step 4: Simplify right side
1,346,750.48x = 782,140,131,719.13 - Step 5: Solve for x
x = 782,140,131,719.13/1,346,750.48 - Step 6: Final answer
x = 580,760.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.